Others will drop to their worst ever ranking in the last couple of years:

Guatemala (at most 132 - 145 in December 1995) - 18 years and 7 months
England (at most 19 - 24 in May 1996) - 18 years and 2 months
Korea DPR (147 - 151 in July 2001) - 13 years
Australia (76 - 89 in May 2004) - 10 years and 2 months
Spain (at most 7 - 7 in September 2007) - 6 years and 10 months
Gabon (at most 93 - 94 in June 2008) - 6 years and 1 month
El Salvador (at most 121 - 131 in September 2008) - 5 years and 10 months
Faroe Islands (184 - 185 in March 2009) - 5 years and 4 months
Mongolia (189 - 193 in March 2009) - 5 years and 4 months
Chinese Taipei (178 - 180 in April 2009) - 5 years and 3 months
Jamaica (83 - 83 in July 2010) - 4 years
Côte d'Ivoire (at most 25 - 25 in March 2011) - 3 years and 4 months
Peru (59 - 59 in March 2011) - 3 years and 4 months
Bahamas (192 - 197 in June 2011) - 3 years and 1 month
Papua New Guinea (199 - 203 in June 2011) - 3 years and 1 month
Haiti (at most 113 - 116 in August 2011) - 2 years and 11 months
Samoa (190 - 204 in November 2011) - 2 years and 8 months
Mali (at most 60 - 69 in January 2012) - 2 years and 6 months
Sao Tome e Principe (177 - 196 in January 2012) - 2 years and 6 months
Central African Republic (at most 116 - 123 in May 2012) - 2 years and 2 months
Italy (at most 12 - 12 in June 2012) - 2 years and 1 month
Tahiti (171 - 179 in June 2012) - 2 years and 1 month
British Virgin Islands (200 - 200 in June 2012) - 2 years and 1 month

A couple of "first time ever":

Oman will be ranked above the Republic of Ireland for the first time ever.
Azerbaijan will be ranked above FYR Macedonia, Australia, Morocco and Jamaica for the first time ever.
Palestine will be ranked above Uganda, Togo, Northern Ireland, Gabon and Congo DR for the first time ever.
Luxembourg will be ranked above Canada for the first time ever.
India will be ranked above Thailand for the first time ever.

Luxembourg will be ranked above El Salvador for the first time in the last 18 years and 8 months.
Azerbaijan will be ranked above Belarus for the first time in the last 13 years and 11 months.
FYR Macedonia will be ranked above Australia for the first time in the last 13 years and 3 months.
Indonesia will be ranked above Thailand for the first time in the last 8 years and 7 months.
Singapore will be ranked above Thailand for the first time in the last 7 years and 5 months.

About me:

Christian, husband, father x 3, programmer, Romanian. Started the blog in March 2007. Quit in April 2018. You can find me on LinkedIn.